
name = '!AIVDM,2,1,,B,55MwD8000008LOnt60EJ?h7w2@D0k:0P400000000CQDgqlp,0*3D'

from pyais.messages import NMEAMessage
from pyais import decode

msg = NMEAMessage.decode(NMEAMessage.from_string(name))
print(msg)        # 当前是第几个分片

print(name.split(',')[2])
